Product Details | AIRFRAME BALL BEARING
3110-00-937-1878 A cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, BALL, ANNULAR.
Part Alternates: MSP4E9105, MKSP4E9105, MKSP4E-9105, AAMKSP4E9106A, C525KS4, KSP42, KSP-4-2, 3110-00-937-1878, 00-937-1878, 3110009371878, 009371878
Bearings | Bearings, Antifriction, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 18 NOV 1966 | 00-937-1878 | 00041 ( BEARING, BALL, AIRFRAME ) |
Drawings & Photos | NSN 3110-00-937-1878
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Related Products | NSN 3110-00-937-1878
3110-00-937-2736, 3110-00-937-2882, 3110-00-937-3684, 3110-00-937-3852, 3110-00-937-5835
Technical Data | NSN 3110-00-937-1878
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 440C BALL STEEL COMP 440C INNER RING STEEL COMP 440C OUTER RING RUBBER SYNTHETIC SEAL |
| STYLE DESIGNATOR | 198 SINGLE ROW SELF ALIGNING SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| BORE DIAMETER | 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| OVERALL OUTSIDE DIAMETER | 0.9009 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM |
| OUTER RING WIDTH | 0.3350 INCHES NOMINAL |
| INNER RING WIDTH | 0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM |
| LUBRICATION MATERIAL | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| SEAL QUANTITY | 2 |
| BEARING SEAL TYPE | CONTACT |
| ALIGNMENT TYPE | SELF-ALIGNING |
| SELF-ALIGNMENT LOCATION | INTERNAL |
| LOAD DIRECTION | RADIAL |
| SPECIAL FEATURES | 10 DEG SELF ALIGNMENT IN EITHER DIRECTION,40 TO 50 PCT FULL OF SPECIFIED LUBE,RINGS AND BALLS MODIFIED BY ADDITION OF 4 PCT MOLYBDENUM REPLACING PART OF THE CHROMIUM,RINGS AND BALLS HEAT STABILIZED TO 400 DEG F,RADIAL CLEARANCE 0.0001 IN. MIN TO 0.0004 IN. MAX,NO LOAD STARTING TORQUE 272 IN. OZ |
Restrictions/Controls & Freight Information | NSN 3110-00-937-1878
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 114820 | BEARINGS/BUSHINGS NOI BALL/ROLLER |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 742 | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |